Class VectorizedMismatchNode

java.lang.Object

jdk.graal.compiler.graph.Node

jdk.graal.compiler.nodes.ValueNode

jdk.graal.compiler.nodes.FixedNode

jdk.graal.compiler.nodes.FixedWithNextNode

jdk.graal.compiler.replacements.nodes.PureFunctionStubIntrinsicNode

jdk.graal.compiler.replacements.nodes.VectorizedMismatchNode

All Implemented Interfaces:

Cloneable, Formattable, FixedNodeInterface, FixedWithNextNodeInterface, MemoryAccess, LIRLowerable, ValueNodeInterface, IntrinsicMethodNodeInterface

public class VectorizedMismatchNode
extends PureFunctionStubIntrinsicNode

Returns the index of the first non-equal elements in two memory regions, or -1 if they are equal.

Nested Class Summary

Nested classes/interfaces inherited from class jdk.graal.compiler.graph.Node

Node.ConstantNodeParameter, Node.EdgeVisitor, Node.IndirectInputChangedCanonicalization, Node.InjectedNodeParameter, Node.Input, Node.InputsChangedCanonicalization, Node.NodeInsertionStackTrace, Node.NodeIntrinsic, Node.NodeIntrinsicFactory, Node.OptionalInput, Node.Successor, Node.ValueNumberable

Field Summary

Fields

Modifier and Type	Field	Description
protected ValueNode	arrayA	Direct pointer to memory region A.
protected ValueNode	arrayB	Direct pointer to memory region B.
protected ValueNode	length	Length of the memory region (as number of array elements).
protected ValueNode	stride	Element size in log2 format (0: byte, 1: char, 2: int, 3: long).
static final ForeignCallDescriptor	STUB
static final NodeClass<VectorizedMismatchNode>	TYPE

Fields inherited from class jdk.graal.compiler.replacements.nodes.PureFunctionStubIntrinsicNode

locationIdentity, runtimeCheckedCPUFeatures

Fields inherited from class jdk.graal.compiler.nodes.FixedWithNextNode

next

Fields inherited from class jdk.graal.compiler.nodes.ValueNode

EMPTY_ARRAY, stamp

Fields inherited from class jdk.graal.compiler.graph.Node

NOT_ITERABLE, TRACK_CREATION_POSITION, WithAllEdges, WithOnlyInputEdges

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	VectorizedMismatchNode(NodeClass<? extends VectorizedMismatchNode> c, ValueNode arrayA, ValueNode arrayB, ValueNode length, ValueNode stride, EnumSet<?> runtimeCheckedCPUFeatures)
	VectorizedMismatchNode(ValueNode arrayA, ValueNode arrayB, ValueNode length, ValueNode stride)
	VectorizedMismatchNode(ValueNode arrayA, ValueNode arrayB, ValueNode length, ValueNode stride, EnumSet<?> runtimeCheckedCPUFeatures)

Method Summary

Modifier and Type	Method	Description
void	emitIntrinsic(NodeLIRBuilderTool gen)	Emit the method body.
ValueNode[]	getForeignCallArguments()
ForeignCallDescriptor	getForeignCallDescriptor()
static boolean	isSupported(jdk.vm.ci.code.Architecture arch)
static int	vectorizedMismatch(org.graalvm.word.Pointer arrayA, org.graalvm.word.Pointer arrayB, int length, int stride)
static int	vectorizedMismatch(org.graalvm.word.Pointer arrayA, org.graalvm.word.Pointer arrayB, int length, int stride, EnumSet<?> runtimeCheckedCPUFeatures)

Methods inherited from class jdk.graal.compiler.replacements.nodes.PureFunctionStubIntrinsicNode

getLastLocationAccess, getLocationIdentity, getRuntimeCheckedCPUFeatures, setLastLocationAccess

Methods inherited from class jdk.graal.compiler.nodes.FixedWithNextNode

asFixedWithNextNode, next, setNext

Methods inherited from class jdk.graal.compiler.nodes.FixedNode

asFixedNode, verifyNode

Methods inherited from class jdk.graal.compiler.nodes.ValueNode

asConstant, asJavaConstant, asNode, checkReplaceAtUsagesInvariants, getStackKind, graph, hasUsagesOtherThan, inferStamp, isAllowedUsageType, isConstant, isConstantPredicate, isDefaultConstant, isIllegalConstant, isJavaConstant, isNullConstant, recursivelyDataFlowEqualsUpTo, setStamp, stamp, updateStamp, updateUsagesInterface

Methods inherited from class jdk.graal.compiler.graph.Node

afterClone, applyInputs, applySuccessors, assertFalse, assertTrue, cfgPredecessors, cfgSuccessors, clearInputs, clearNodeSourcePosition, clearSuccessors, copyWithInputs, copyWithInputs, dataFlowEquals, dynamicNodeSizeEstimate, estimatedNodeCycles, estimatedNodeSize, fail, formatTo, getCreationPosition, getDebug, getDebugProperties, getDebugProperties, getId, getIdBeforeDeletion, getInsertionPosition, getNodeClass, getNodeSourcePosition, getOptions, getUsageCount, hasExactlyOneUsage, hasExactlyOneUsageOfType, hashCode, hasMoreThanOneUsage, hasNoUsages, hasUsages, inputPositions, inputs, isAlive, isDeleted, isUnregistered, markDeleted, maybeNotifyZeroUsages, modCount, predecessor, pushInputs, removeDeadUsages, removeUsage, removeUsages, replaceAllInputs, replaceAndDelete, replaceAtAllUsages, replaceAtMatchingUsages, replaceAtPredecessor, replaceAtUsages, replaceAtUsages, replaceAtUsages, replaceAtUsages, replaceAtUsages, replaceAtUsagesAndDelete, replaceFirstInput, replaceFirstSuccessor, safeDelete, setCreationPosition, setInsertionPosition, setNodeSourcePosition, singleUsage, successorPositions, successors, toString, toString, updateNodeSourcePosition, updatePredecessor, updateUsages, usages, valueEquals, verify, verify, verifyEdges, verifyInputs, withNodeSourcePosition

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface jdk.graal.compiler.nodes.FixedNodeInterface

asFixedNode

Methods inherited from interface jdk.graal.compiler.replacements.nodes.IntrinsicMethodNodeInterface

canBeEmitted, generate, graph

Methods inherited from interface jdk.graal.compiler.nodes.ValueNodeInterface

asNode

Field Details

TYPE

public static final NodeClass<VectorizedMismatchNode> TYPE

STUB

public static final ForeignCallDescriptor STUB

arrayA

protected ValueNode arrayA

Direct pointer to memory region A.

arrayB

protected ValueNode arrayB

Direct pointer to memory region B.

length

protected ValueNode length

Length of the memory region (as number of array elements). The caller is responsible for ensuring that the region, starting at the respective offset, is within array bounds.

stride

protected ValueNode stride

Element size in log2 format (0: byte, 1: char, 2: int, 3: long).

Constructor Details

VectorizedMismatchNode

public VectorizedMismatchNode(ValueNode arrayA,
 ValueNode arrayB,
 ValueNode length,
 ValueNode stride)

VectorizedMismatchNode

public VectorizedMismatchNode(ValueNode arrayA,
 ValueNode arrayB,
 ValueNode length,
 ValueNode stride,
 EnumSet<?> runtimeCheckedCPUFeatures)

VectorizedMismatchNode

protected VectorizedMismatchNode(NodeClass<? extends VectorizedMismatchNode> c,
 ValueNode arrayA,
 ValueNode arrayB,
 ValueNode length,
 ValueNode stride,
 EnumSet<?> runtimeCheckedCPUFeatures)

Method Details

vectorizedMismatch

public static int vectorizedMismatch(org.graalvm.word.Pointer arrayA,
 org.graalvm.word.Pointer arrayB,
 int length,
 int stride)

vectorizedMismatch

public static int vectorizedMismatch(org.graalvm.word.Pointer arrayA,
 org.graalvm.word.Pointer arrayB,
 int length,
 int stride,
 EnumSet<?> runtimeCheckedCPUFeatures)

getForeignCallDescriptor

public ForeignCallDescriptor getForeignCallDescriptor()

getForeignCallArguments

public ValueNode[] getForeignCallArguments()

emitIntrinsic

public void emitIntrinsic(NodeLIRBuilderTool gen)

Description copied from interface: IntrinsicMethodNodeInterface

Emit the method body.

isSupported

public static boolean isSupported(jdk.vm.ci.code.Architecture arch)